16869601338 has 16 divisors (see below), whose sum is σ = 33762666240. Its totient is φ = 5619289856.

The previous prime is 16869601337. The next prime is 16869601369. The reversal of 16869601338 is 83310696861.

16869601338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (16869601337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968295 + ... + 985562.

It is an arithmetic number, because the mean of its divisors is an integer number (2110166640).

Almost surely, 2^16869601338 is an apocalyptic number.

16869601338 is an abundant number, since it is smaller than the sum of its proper divisors (16893064902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16869601338 is a wasteful number, since it uses less digits than its factorization.

16869601338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955301.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 16869601338 in words is "sixteen billion, eight hundred sixty-nine million, six hundred one thousand, three hundred thirty-eight".